db6526c61b3211f98c15425615a09742efb8ff5505cd50e784654514e47cfb7e

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11-07-2024 10:54

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General

Target

38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe
Size

893KB
MD5

38d2d4537d8849d3fd8aed479380840d
SHA1

0315d0ae0f82558ef3d2f343f5cd0efbe120d3b1
SHA256

db6526c61b3211f98c15425615a09742efb8ff5505cd50e784654514e47cfb7e
SHA512

a3fd21657cf788071546a83acb9852cc7deeb5d18c3f7924c5e6983e6ffbcfdb4d743e55b3bf3a42cd7eed4f5808c9d7ed23224c08ea63322ad30acba95778f4
SSDEEP

24576:dJmxugv94gkzjEtB7QEFoLhtAEUvWhzu1yW:OBsWVvB1X

Score

8^/10

bootkit evasion persistence trojan upx

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5J68850F-0E4D-17PA-N2KB-06SR16WB1O0C}\StubPath = "C:\\Program Files (x86)\\WINRAR\\rat.exe Restart"	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{5J68850F-0E4D-17PA-N2KB-06SR16WB1O0C}	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Wine	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2688-10-0x0000000000280000-0x000000000028D000-memory.dmp	upx
behavioral1/memory/2688-15-0x00000000003F0000-0x00000000003FD000-memory.dmp	upx
behavioral1/memory/2688-19-0x0000000010440000-0x000000001044D000-memory.dmp	upx

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\WINRAR\rat.exe	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\WINRAR\rat.exe	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe
2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe
2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe
2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe
Token: SeDebugPrivilege	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe
Token: SeDebugPrivilege	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe
Token: SeDebugPrivilege	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30
PID 2688 wrote to memory of 2156	2688	38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe	30

C:\Windows\System32\smss.exe
\SystemRoot\System32\smss.exe
1⤵
PID:256

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:336

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:384
- C:\Windows\system32\services.exe
  C:\Windows\system32\services.exe
  2⤵
  PID:476
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k DcomLaunch
    3⤵
    PID:612
  - - C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      4⤵
      PID:1264
  - - C:\Windows\system32\wbem\wmiprvse.exe
      C:\Windows\system32\wbem\wmiprvse.exe
      4⤵
      PID:1708
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k RPCSS
    3⤵
    PID:688
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
    3⤵
    PID:756
- - C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
    3⤵
    PID:832
  - - C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      4⤵
      PID:1196
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    3⤵
    PID:860
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService
    3⤵
    PID:980
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k NetworkService
    3⤵
    PID:268
- - C:\Windows\System32\spoolsv.exe
    C:\Windows\System32\spoolsv.exe
    3⤵
    PID:924
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
    3⤵
    PID:1088
- - C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    3⤵
    PID:1112
- - C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
    "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
    3⤵
    PID:1544
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
    3⤵
    PID:588
- - C:\Windows\system32\sppsvc.exe
    C:\Windows\system32\sppsvc.exe
    3⤵
    PID:1040
- C:\Windows\system32\lsass.exe
  C:\Windows\system32\lsass.exe
  2⤵
  PID:492
- C:\Windows\system32\lsm.exe
  C:\Windows\system32\lsm.exe
  2⤵
  PID:500

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:392

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:432

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1256
- C:\Users\Admin\AppData\Local\Temp\38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\38d2d4537d8849d3fd8aed479380840d_JaffaCakes118.exe"
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Identifies Wine through registry keys
  - Checks whether UAC is enabled
  - Writes to the Master Boot Record (MBR)
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2156

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/256-20-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2688-14-0x0000000000400000-0x00000000005F6000-memory.dmp

Filesize
2.0MB

Download
memory/2688-2-0x0000000000400000-0x00000000005F6000-memory.dmp

Filesize
2.0MB

Download
memory/2688-3-0x0000000010410000-0x000000001043E000-memory.dmp

Filesize
184KB

Download
memory/2688-4-0x0000000010410000-0x000000001043E000-memory.dmp

Filesize
184KB

Download
memory/2688-10-0x0000000000280000-0x000000000028D000-memory.dmp

Filesize
52KB

Download
memory/2688-0-0x0000000000400000-0x00000000005F6000-memory.dmp

Filesize
2.0MB

Download
memory/2688-15-0x00000000003F0000-0x00000000003FD000-memory.dmp

Filesize
52KB

Download
memory/2688-1-0x0000000000401000-0x0000000000406000-memory.dmp

Filesize
20KB

Download
memory/2688-19-0x0000000010440000-0x000000001044D000-memory.dmp

Filesize
52KB

Download
memory/2688-2136-0x0000000000400000-0x00000000005F6000-memory.dmp

Filesize
2.0MB

Download
memory/2688-2138-0x0000000000400000-0x00000000005F6000-memory.dmp

Filesize
2.0MB

Download
memory/2688-2139-0x0000000000400000-0x00000000005F6000-memory.dmp

Filesize
2.0MB

Download